43872825 has 12 divisors (see below), whose sum is σ = 72536528. Its totient is φ = 23398800.

The previous prime is 43872823. The next prime is 43872833. The reversal of 43872825 is 52827834.

It is not a de Polignac number, because 43872825 - 2¹ = 43872823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43872821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292411 + ... + 292560.

Almost surely, 2^43872825 is an apocalyptic number.

It is an amenable number.

43872825 is a deficient number, since it is larger than the sum of its proper divisors (28663703).

43872825 is a wasteful number, since it uses less digits than its factorization.

43872825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584984 (or 584979 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 43872825 is about 6623.6564675412. The cubic root of 43872825 is about 352.6943749673.

The spelling of 43872825 in words is "forty-three million, eight hundred seventy-two thousand, eight hundred twenty-five".